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/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.launcher3.uioverrides.states;
import static com.android.launcher3.LauncherAnimUtils.OVERVIEW_TRANSITION_MS;
import com.android.launcher3.AbstractFloatingView;
import com.android.launcher3.Launcher;
import com.android.launcher3.allapps.AllAppsTransitionController;
import com.android.launcher3.userevent.nano.LauncherLogProto;
import com.android.quickstep.util.LayoutUtils;
import com.android.quickstep.views.RecentsView;
import com.android.quickstep.views.TaskView;
/**
* State indicating that the Launcher is behind an app
*/
public class BackgroundAppState extends OverviewState {
private static final int STATE_FLAGS =
FLAG_DISABLE_RESTORE | FLAG_OVERVIEW_UI | FLAG_DISABLE_ACCESSIBILITY
| FLAG_DISABLE_INTERACTION;
public BackgroundAppState(int id) {
this(id, LauncherLogProto.ContainerType.TASKSWITCHER);
}
protected BackgroundAppState(int id, int logContainer) {
super(id, logContainer, OVERVIEW_TRANSITION_MS, STATE_FLAGS);
}
@Override
public void onStateEnabled(Launcher launcher) {
AbstractFloatingView.closeAllOpenViews(launcher, false);
}
@Override
public float getVerticalProgress(Launcher launcher) {
if (launcher.getDeviceProfile().isVerticalBarLayout()) {
return super.getVerticalProgress(launcher);
}
int transitionLength = LayoutUtils.getShelfTrackingDistance(launcher,
launcher.getDeviceProfile());
AllAppsTransitionController controller = launcher.getAllAppsController();
float scrollRange = Math.max(controller.getShiftRange(), 1);
float progressDelta = (transitionLength / scrollRange);
return super.getVerticalProgress(launcher) + progressDelta;
}
@Override
public ScaleAndTranslation getOverviewScaleAndTranslation(Launcher launcher) {
// Initialize the recents view scale to what it would be when starting swipe up
RecentsView recentsView = launcher.getOverviewPanel();
int taskCount = recentsView.getTaskViewCount();
if (taskCount == 0) {
return super.getOverviewScaleAndTranslation(launcher);
}
TaskView dummyTask;
if (recentsView.getCurrentPage() >= 0) {
if (recentsView.getCurrentPage() <= taskCount - 1) {
dummyTask = recentsView.getCurrentPageTaskView();
} else {
dummyTask = recentsView.getTaskViewAt(taskCount - 1);
}
} else {
dummyTask = recentsView.getTaskViewAt(0);
}
return recentsView.getTempClipAnimationHelper().updateForFullscreenOverview(dummyTask)
.getScaleAndTranslation();
}
@Override
public float getOverviewFullscreenProgress() {
return 1;
}
@Override
public int getVisibleElements(Launcher launcher) {
return super.getVisibleElements(launcher)
& ~RECENTS_CLEAR_ALL_BUTTON & ~VERTICAL_SWIPE_INDICATOR;
}
@Override
public ScaleAndTranslation getHotseatScaleAndTranslation(Launcher launcher) {
if ((getVisibleElements(launcher) & HOTSEAT_ICONS) != 0) {
// Translate hotseat offscreen if we show it in overview.
ScaleAndTranslation scaleAndTranslation = super.getHotseatScaleAndTranslation(launcher);
scaleAndTranslation.translationY += LayoutUtils.getShelfTrackingDistance(launcher,
launcher.getDeviceProfile());
return scaleAndTranslation;
}
return super.getHotseatScaleAndTranslation(launcher);
}
}
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